Amortization Schedule Calculator

Calculate monthly loan payments and generate a complete principal, interest and balance schedule.

Build an amortization schedule

Calculate the payment, total interest, payoff date and every monthly balance.

Loan amount

Annual interest rate (%)

Loan term (years)

First payment month

Extra monthly payment

Currency display

Scheduled monthly payment

—

Total interest—

Total paid—

Payments made—

Interest saved—

# / Date	Payment	Principal	Interest	Extra	Balance

Each row splits a payment into principal and interest, then shows the remaining balance after any extra monthly payment.

An additional monthly amount goes directly toward principal in this model, which can shorten the term and reduce total interest.